Finding the Fourth Proportional to 2,028.32, 3,026.56 and 1,904.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.32 : 3,026.56 = 1,904.48 : x
2. Step 2: Convert to fraction form
   2,028.32/3,026.56 = 1,904.48/x
3. Step 3: Cross multiply
   2,028.32x = 3,026.56 × 1,904.48
4. Step 4: Simplify right side
   2,028.32x = 5,764,022.99
5. Step 5: Solve for x
   x = 5,764,022.99/2,028.32
6. Step 6: Final answer
   x = 2,841.77